MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic identifying a link to a known malicious redirector infrastructure at `ttraff.com`. The document body, though heavily obfuscated, also contains this URL and references to other PDFs hosted on `cdn.shopify.com`, suggesting a link farm or redirection strategy. The ML classifier strongly flagged this PDF as malicious, supporting the conclusion that it's designed to redirect users to harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://ttraff.com/pify?keyword=baba+black+sheep+nursery+rhymes
- http://files.roanokeyoga.com/uploads/1/3/0/9/130969942/suxad.pdf
- https://cdn.shopify.com/s/files/1/0432/7351/9269/files/vojazolejeleje.pdf
- https://cdn.shopify.com/s/files/1/0435/9441/6290/files/61556531300.pdf
- https://cdn.shopify.com/s/files/1/0431/6200/9755/files/list_of_important_days_in_2020.pdf
- https://cdn.shopify.com/s/files/1/0428/0070/9791/files/aquaponics_instructions.pdf
- https://cdn.shopify.com/s/files/1/0435/0581/1608/files/punujanoked.pdf
- https://cdn.shopify.com/s/files/1/0431/4664/1570/files/33553891810.pdf
- https://cdn.shopify.com/s/files/1/0434/0042/9731/files/nagilewutalazovofikog.pdf
- https://cdn.shopify.com/s/files/1/0429/9289/4115/files/tukafixemijerap.pdf
- https://cdn.shopify.com/s/files/1/0431/1964/0738/files/83393082189.pdf
- https://cdn.shopify.com/s/files/1/0431/4890/2554/files/lemifuxizanafagatanid.pdf
- https://cdn.shopify.com/s/files/1/0433/2240/9125/files/49787281764.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006688.bin02343c21d0dca225a68665ff80b8bc277de0dd26f7d1de5860d84a6b9a49af3f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6688 | 5528 bytes |
font_01_sfnt_off0000791e.binf49ac8b3beaff022e425f867bb9131af959618d7621e9c4ea7e513c2fca0a7d3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x791E | 10416 bytes |
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